Hydration affects the reading of these scales because the electrical signal will pass slower or faster through a fat free tissue depending on the concentration of electrolytes in that tissue concentration of electrolytes goes up in dehydrated tissue. That means that your changing level of hydration can have a significant effect on the body fat reading that you get.
Your Body Fat Percentage How It S Measured And Why It S Useful
Hydration and body fat measurement. This is especially significant after completing a vigorous workout routine. In a study by published in annals of family medicine the researchers found out that people who are obese and have a higher body mass index or bmi although bmi has its own limitations are more likely to be inadequately hydrated and vice versa. Bmi and body fat measurements are two methods you can use to assess your body weight and composition. The analyzer provides information on tbw expressed as liters of water water as a percentage of body weight and water as a percentage of lean body weight or fat free mass. If you measure your fat mass after sweating profusely you will inevitably have a lower percentage of body fat. For an adolescent it is expected to be slightly higher.
For an adult body water is expected to be 69 74 of lean body weight. It is measuring hydration based on the information it is fedheight the weight it gets from the scale and the pulse it sends through you to measure fluid and body fat. Now that youre aware of the importance of being well hydrated to gain lean body mass youre probably curious if your hydration status can also impact fat loss efforts. Interpreting fat weight or fat mass test results hydration status can be useful when reviewing the results of a body composition test.